Source: United States & Canada – South China Morning PostThe US Navy pulled the plug, for now, on a futuristic weapon that fires projectiles at up to seven times the speed of sound using electricity.The Navy spent more than a decade developing the electromagnetic rail gun and once considered putting them on the stealthy new Zumwalt-class destroyers built at Maine’s Bath Iron Works.But the Defence Department is turning its attention to hypersonic missiles to keep up with China and Russia, and the Navy cut funding for rail gun research from its latest…Read More